[go: up one dir, main page]

FR2942615B1 - Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices - Google Patents

Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices

Info

Publication number
FR2942615B1
FR2942615B1 FR0951259A FR0951259A FR2942615B1 FR 2942615 B1 FR2942615 B1 FR 2942615B1 FR 0951259 A FR0951259 A FR 0951259A FR 0951259 A FR0951259 A FR 0951259A FR 2942615 B1 FR2942615 B1 FR 2942615B1
Authority
FR
France
Prior art keywords
propellers
changing
steps
contrarotative
contrarotative propellers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR0951259A
Other languages
English (en)
Other versions
FR2942615A1 (fr
Inventor
Wouter Balk
Francois Gallet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FR0951259A priority Critical patent/FR2942615B1/fr
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to CA2753045A priority patent/CA2753045C/fr
Priority to US13/203,154 priority patent/US8834119B2/en
Priority to CN201080009803.3A priority patent/CN102333694B/zh
Priority to PCT/EP2010/052421 priority patent/WO2010097440A1/fr
Priority to BRPI1008619-6A priority patent/BRPI1008619B1/pt
Priority to RU2011139298/11A priority patent/RU2515954C2/ru
Priority to EP10706211.9A priority patent/EP2401197B1/fr
Publication of FR2942615A1 publication Critical patent/FR2942615A1/fr
Application granted granted Critical
Publication of FR2942615B1 publication Critical patent/FR2942615B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
    • B63H5/10—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/06—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/06—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical
    • B63H3/08—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid
    • B63H3/081—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft
    • B63H3/082—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft the control element being axially reciprocatable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
    • B64C11/48—Units of two or more coaxial propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D35/00—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions
    • B64D35/04—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors
    • B64D35/06—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors the propellers or rotors being counter-rotating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/12—Combinations with mechanical gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/324—Application in turbines in gas turbines to drive unshrouded, low solidity propeller
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Retarders (AREA)
  • General Details Of Gearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
FR0951259A 2009-02-27 2009-02-27 Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices Expired - Fee Related FR2942615B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR0951259A FR2942615B1 (fr) 2009-02-27 2009-02-27 Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices
US13/203,154 US8834119B2 (en) 2009-02-27 2010-02-25 Device with counter-rotating propellers having a propeller pitch altering means
CN201080009803.3A CN102333694B (zh) 2009-02-27 2010-02-25 具有包括螺旋桨桨距改变机构的逆旋螺旋桨的装置
PCT/EP2010/052421 WO2010097440A1 (fr) 2009-02-27 2010-02-25 Dispositif a hélices contrarotatives ayant un moyen de changement de pas des hélices
CA2753045A CA2753045C (fr) 2009-02-27 2010-02-25 Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices
BRPI1008619-6A BRPI1008619B1 (pt) 2009-02-27 2010-02-25 Dispositivo com hélices contrarrotativas
RU2011139298/11A RU2515954C2 (ru) 2009-02-27 2010-02-25 Устройство с винтами противоположного вращения, имеющее средство изменения шага винтов
EP10706211.9A EP2401197B1 (fr) 2009-02-27 2010-02-25 Dispositif a hélices contrarotatives ayant un moyen de changement de pas des hélices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0951259A FR2942615B1 (fr) 2009-02-27 2009-02-27 Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices

Publications (2)

Publication Number Publication Date
FR2942615A1 FR2942615A1 (fr) 2010-09-03
FR2942615B1 true FR2942615B1 (fr) 2011-04-01

Family

ID=41119334

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0951259A Expired - Fee Related FR2942615B1 (fr) 2009-02-27 2009-02-27 Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices

Country Status (8)

Country Link
US (1) US8834119B2 (fr)
EP (1) EP2401197B1 (fr)
CN (1) CN102333694B (fr)
BR (1) BRPI1008619B1 (fr)
CA (1) CA2753045C (fr)
FR (1) FR2942615B1 (fr)
RU (1) RU2515954C2 (fr)
WO (1) WO2010097440A1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2946012B1 (fr) 2009-05-29 2011-06-24 Snecma Dispositif pour la commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2946011B1 (fr) 2009-05-29 2013-01-11 Snecma Dispositif a verin mobile pour la commande de l'orientation des pales de soufflante d'un turbopropulseur
GB201005442D0 (en) * 2010-03-31 2010-05-19 Rolls Royce Plc Hydraulic fluid transfer coupling
DE102011011489A1 (de) 2011-02-17 2012-08-23 Eads Deutschland Gmbh Propellerblatt sowie damit versehenes Triebwerk für ein Luftfahrzeug
FR2979121B1 (fr) * 2011-08-18 2013-09-06 Snecma Dispositif de transmission mecanique pour l'entrainement en rotation des helices contrarotatives d'un turbopropulseur a double helice.
GB2493980B (en) * 2011-08-26 2018-02-14 Ge Aviat Systems Ltd Pitch control of contra-rotating airfoil blades
FR2981686B1 (fr) * 2011-10-21 2016-05-20 Snecma Turbomachine comprenant un recepteur a helices contrarotatives supporte par une enveloppe structurale fixee au carter intermediaire
FR2987416B1 (fr) * 2012-02-23 2015-09-04 Snecma Dispositif de lubrification d'un reducteur epicycloidal.
WO2014049257A1 (fr) * 2012-09-28 2014-04-03 Snecma Bague d'interface hydraulique et electrique pour une turbomachine
WO2014066508A2 (fr) * 2012-10-23 2014-05-01 General Electric Company Architecture de système de production de poussée non caréné
FR3001656B1 (fr) 2013-02-04 2015-06-26 Safran Procede de fabrication ameliore d'un arbre de transmission, de preference pour systeme de boite d'accessoires de turbomachine d'aeronef
FR3009594B1 (fr) * 2013-08-08 2016-12-09 Snecma Reducteur a train epicycloidal avec canalisations de transfert de fluide, et turbomachine a helice(s) pour aeronef avec un tel reducteur
FR3024179B1 (fr) 2014-07-25 2016-08-26 Snecma Systeme d'alimentation en air sous pression installe dans une turbomachine d'aeronef comportant des moyens d'etancheite
US9835037B2 (en) 2015-06-22 2017-12-05 General Electric Company Ducted thrust producing system with asynchronous fan blade pitching
FR3039217B1 (fr) * 2015-07-22 2017-07-21 Snecma Aeronef comportant une turbomachine integree au fuselage arriere comportant un systeme de blocage des soufflantes
US10533436B2 (en) 2015-11-04 2020-01-14 General Electric Company Centerline-mounted hydraulic pitch change mechanism actuator
US10843790B2 (en) * 2016-08-01 2020-11-24 Kitty Hawk Corporation Bistable pitch propeller system with bidirectional propeller rotation
CN107310715B (zh) * 2017-07-05 2023-08-18 上海未来伙伴机器人有限公司 一种可变螺距的螺旋桨及飞行机器人
CN108620691B (zh) * 2018-03-21 2019-10-11 湖北工业大学 一种摆线轮齿廓修形方法及摆线轮、rv减速器
FR3087233B1 (fr) * 2018-10-10 2021-02-12 Safran Aircraft Engines Module de soufflante a pales a calage variable
CN111706432B (zh) * 2020-05-28 2022-03-25 中国航发湖南动力机械研究所 桨扇发动机及具有其的推进装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163231A (en) * 1963-04-29 1964-12-29 United Aircraft Corp Two-part pitch changing mechanism
US3904315A (en) * 1974-07-31 1975-09-09 United Aircraft Corp Pitch change signal means with differential gearing
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
GB2180892B (en) * 1985-09-28 1990-03-07 Dowty Rotol Ltd A control system for a bladed rotor assembly
JPS6393697A (ja) * 1986-10-08 1988-04-23 Ishikawajima Harima Heavy Ind Co Ltd 二重反転プロペラの推進方法およびその装置
DE3905282C1 (en) * 1987-10-13 1990-05-31 Karl Dipl.-Ing. 2742 Gnarrenburg De Kastens Propeller fan
SU1576424A1 (ru) * 1988-09-19 1990-07-07 Войсковая часть 27177 Судова энергетическа установка
JPH06520B2 (ja) * 1988-11-30 1994-01-05 三菱重工業株式会社 舶用二重反転プロペラ駆動装置
JP3064115B2 (ja) * 1992-08-06 2000-07-12 三菱重工業株式会社 差動歯車を用いた二重反転プロペラ用内外軸連動装置
CN1164212A (zh) * 1994-09-26 1997-11-05 罗恩·卡梅伦 对转叶轮机构
FR2911930A1 (fr) 2007-01-26 2008-08-01 Snecma Sa Turbopropulseur a helice a pas reglable
FR2937678B1 (fr) 2008-10-23 2013-11-22 Snecma Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur

Also Published As

Publication number Publication date
FR2942615A1 (fr) 2010-09-03
RU2011139298A (ru) 2013-04-10
BRPI1008619A2 (pt) 2016-03-15
CA2753045C (fr) 2016-05-03
BRPI1008619B1 (pt) 2020-10-06
EP2401197A1 (fr) 2012-01-04
WO2010097440A1 (fr) 2010-09-02
RU2515954C2 (ru) 2014-05-20
EP2401197B1 (fr) 2015-07-08
US20110305575A1 (en) 2011-12-15
CA2753045A1 (fr) 2010-09-02
CN102333694A (zh) 2012-01-25
CN102333694B (zh) 2014-01-29
US8834119B2 (en) 2014-09-16

Similar Documents

Publication Publication Date Title
FR2942615B1 (fr) Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices
EP2398939A4 (fr) Microréseau avec microcanaux
BRPI1012883A2 (pt) dispositivo intercorporal.
AP2012006145A0 (en) Device for turbulence reduction.
EP2481666A4 (fr) Dispositif flottant
DK2435742T3 (da) Bøjebegrænser
ZA201106828B (en) Efficient methods for operation with high pressure liquids
FR2943386B1 (fr) Dispositif carburateur
EP2405479A4 (fr) Dispositif antifusible
AP2012006340A0 (en) Turbine.
BRPI1007499A2 (pt) reator, especialmente um reator de aeronave
FR2941674B1 (fr) Nacelle de turboreacteur.
EP2379330A4 (fr) Structure d'éjecteur de fluide
ITRM20110639A1 (it) Serbatoio per il gas.
IS8844A (is) Endurbætt flotvarpa
FR2943266B1 (fr) Dispositif de soudobrasage
AP2011006050A0 (en) Float device.
FR2948974B1 (fr) Dispositif de precontrainte a action radiale
IT1397668B1 (it) Dispositivo di alimentazione di carburante.
FR2953798B1 (fr) Dispositif aerodynamique flexible
FR2965247B1 (fr) Dispositif hydraulique de changement de pas d?helice
GB0917081D0 (en) Aerodynamic device
EP2450968A4 (fr) Dispositif photovoltaïque
IT1392986B1 (it) Dispositivo per il recupero energetico.
IT1394461B1 (it) Dispositivo spollonatore.

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 8

CD Change of name or company name

Owner name: SNECMA, FR

Effective date: 20170713

ST Notification of lapse

Effective date: 20171031